Products News
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TWS valves – the connection between valves and pipes
The connection between the valve and the pipe The way in which the valve is connected to the pipe (1) Flange connection: Flange connection is one of the most common pipe connection methods. Gaskets or packings are usually placed between the flanges and bolted together to form a reliable seal. Suc...Read more -
What should I do if I encounter non-fusion and non-penetration defects after valve welding?
1. Defect characteristics Unfused refers to the phenomenon that the weld metal is not completely melted and bonded with the base metal or between the layers of the weld metal. Failure to penetrate refers to the phenomenon that the root of the welded joint is not completely penetrated. Both non-fu...Read more -
Basic knowledge and precautions of valve corrosion
Corrosion is one of the most important elements that cause valve damage. Therefore, in valve protection, valve anti-corrosion is an important issue to consider. Valve corrosion form The corrosion of metals is mainly caused by chemical corrosion and electrochemical corrosion, and the corrosion of ...Read more -
TWS VALVE- Composite High Speed Air Release Valve
Tianjin Tanggu Water Seal Valve follows the business philosophy of “all for users, all from innovation”, and its products are constantly innovated and upgraded, with ingenuity, exquisite craftsmanship and excellent production. Let’s learn about the product with us. Functions and...Read more -
Valve performance testing
Valves are indispensable equipment in industrial production, and their performance directly affects the stability and efficiency of the production process. Regular valve testing can find and solve the problems of the valve in time, ensure the normal operation of the valv...Read more -
The main classification of pneumatic butterfly valves
1. Stainless steel pneumatic butterfly valve classified by material: made of stainless steel, with excellent corrosion resistance and high temperature resistance, suitable for a variety of corrosive media and high temperature environments. Carbon steel pneumatic butterfl...Read more -
Why choose TWS valves: the ultimate solution for your fluid control needs
**Why choose TWS valves: the ultimate solution for your fluid control needs** For fluid control systems, choosing the right components is critical to ensure efficiency, reliability and longevity. TWS Valve offers a comprehensive range of high-quality valves and strainers, including wafer-type but...Read more -
Rubber Seated Butterfly Valve with EPDM Sealing: A Comprehensive Overview
**Rubber-seated butterfly valves with EPDM seals: a comprehensive overview** Butterfly valves are essential components in various industrial applications, providing effective flow control in pipelines. Among the different types of butterfly valves, rubber seated butterfly valves stand out due to ...Read more -
Gate valve encyclopedia and common troubleshooting
Gate valve is a more common general valve, widely used, mainly used in water conservancy, metallurgy and other industries, its wide range of performance has been recognized by the market, TWS in the quality and technical supervision and testing work for many years, in addition to the detection of...Read more -
What does the CV value mean? How to select a control valve by Cv value?
In valve engineering, the Cv value (Flow Coefficient) of the control valve refers to the volume flow rate or mass flow rate of the pipe medium through the valve per unit time and under the test conditions when the pipe is kept at a constant pressure. That is, the flow capacity of the valve. ...Read more -
The difference between a soft seal gate valve and a hard seal gate valve
Ordinary gate valves generally refer to hard-sealed gate valves. This article analyzes in detail the difference between soft-sealed gate valves and ordinary gate valves. If you are satisfied with the answer, please give VTON a thumbs up. Simply put, elastic soft-sealed gate valves are seal...Read more -
What should we do if the butterfly valve leaks? Check out these 5 aspects!
In the daily use of butterfly valves, various failures are often encountered. The leakage of the valve body and bonnet of the butterfly valve is one of the many failures. What is the reason for this phenomenon? Are there any other glitches to be aware of? The TWS butterfly valve summarizes the fo...Read more
